Home / 88,032.04-132,046.52-81,175.26

Finding the Fourth Proportional to 88,032.04, 132,046.52 and 81,175.26

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Solution

The fourth proportional to 88,032.04, 132,046.52 and 81,175.26 is: 121,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,032.04 : 132,046.52 = 81,175.26 : x
  2. Step 2: Convert to fraction form
    88,032.04/132,046.52 = 81,175.26/x
  3. Step 3: Cross multiply
    88,032.04x = 132,046.52 × 81,175.26
  4. Step 4: Simplify right side
    88,032.04x = 10,718,910,593.10
  5. Step 5: Solve for x
    x = 10,718,910,593.10/88,032.04
  6. Step 6: Final answer
    x = 121,761.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.